Home / 5,067.71-6,993.63-2,830.15

Finding the Fourth Proportional to 5,067.71, 6,993.63 and 2,830.15

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Solution

The fourth proportional to 5,067.71, 6,993.63 and 2,830.15 is: 3,905.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.71 : 6,993.63 = 2,830.15 : x
  2. Step 2: Convert to fraction form
    5,067.71/6,993.63 = 2,830.15/x
  3. Step 3: Cross multiply
    5,067.71x = 6,993.63 × 2,830.15
  4. Step 4: Simplify right side
    5,067.71x = 19,793,004.46
  5. Step 5: Solve for x
    x = 19,793,004.46/5,067.71
  6. Step 6: Final answer
    x = 3,905.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.